Infiniti EX35. Manual — part 1016
LAN
LANE BRANCH LINE CIRCUIT
LAN-123
< COMPONENT DIAGNOSIS >
[CAN SYSTEM (TYPE 4)]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
LANE BRANCH LINE CIRCUIT
Diagnosis Procedure
INFOID:0000000003515619
1.
CHECK CONNECTOR
1.
Turn the ignition switch OFF.
2.
Disconnect the battery cable from the negative terminal.
3.
Check the following terminals and connectors for damage, bend and loose connection (unit side and con-
nector side).
-
Lane camera unit
-
Harness connector R7
-
Harness connector M110
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair the terminal and connector.
2.
CHECK HARNESS FOR OPEN CIRCUIT
1.
Disconnect the connector of lane camera unit.
2.
Check the resistance between the lane camera unit harness connector terminals.
Is the measurement value within the specification?
YES
>> GO TO 3.
NO
>> Repair the lane camera unit branch line.
3.
CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the lane camera unit. Refer to
.
Is the inspection result normal?
YES (Present error)>>Replace the lane camera unit. Refer to
CCS-192, "Removal and Installation"
.
YES (Past error)>>Error was detected in the lane camera unit branch line.
NO
>> Repair the power supply and the ground circuit.
Lane camera unit harness connector
Resistance (
Ω
)
Connector No.
Terminal No.
R8
10
5
Approx. 54 – 66
LAN-124
< COMPONENT DIAGNOSIS >
[CAN SYSTEM (TYPE 4)]
BCM BRANCH LINE CIRCUIT
BCM BRANCH LINE CIRCUIT
Diagnosis Procedure
INFOID:0000000003515621
1.
CHECK CONNECTOR
1.
Turn the ignition switch OFF.
2.
Disconnect the battery cable from the negative terminal.
3.
Check the terminals and connectors of the BCM for damage, bend and loose connection (unit side and
connector side).
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair the terminal and connector.
2.
CHECK HARNESS FOR OPEN CIRCUIT
1.
Disconnect the connector of BCM.
2.
Check the resistance between the BCM harness connector terminals.
Is the measurement value within the specification?
YES
>> GO TO 3.
NO
>> Repair the BCM branch line.
3.
CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the BCM. Refer to
Is the inspection result normal?
YES (Present error)>>Replace the BCM. Refer to
BCS-84, "Removal and Installation"
.
YES (Past error)>>Error was detected in the BCM branch line.
NO
>> Repair the power supply and the ground circuit.
BCM harness connector
Resistance (
Ω
)
Connector No.
Terminal No.
M122
91
90
Approx. 54 – 66
LAN
DLC BRANCH LINE CIRCUIT
LAN-125
< COMPONENT DIAGNOSIS >
[CAN SYSTEM (TYPE 4)]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
DLC BRANCH LINE CIRCUIT
Diagnosis Procedure
INFOID:0000000003515622
1.
CHECK CONNECTOR
1.
Turn the ignition switch OFF.
2.
Disconnect the battery cable from the negative terminal.
3.
Check the terminals and connectors of the data link connector for damage, bend and loose connection
(connector side and harness side).
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair the terminal and connector.
2.
CHECK HARNESS FOR OPEN CIRCUIT
Check the resistance between the data link connector terminals.
Is the measurement value within the specification?
YES (Present error)>>Check CAN system type decision again.
YES (Past error)>>Error was detected in the data link connector branch line circuit.
NO
>> Repair the data link connector branch line.
Data link connector
Resistance (
Ω
)
Connector No.
Terminal No.
M24
6
14
Approx. 54 – 66
LAN-126
< COMPONENT DIAGNOSIS >
[CAN SYSTEM (TYPE 4)]
M&A BRANCH LINE CIRCUIT
M&A BRANCH LINE CIRCUIT
Diagnosis Procedure
INFOID:0000000003515623
1.
CHECK CONNECTOR
1.
Turn the ignition switch OFF.
2.
Disconnect the battery cable from the negative terminal.
3.
Check the terminals and connectors of the unified meter and A/C amp. for damage, bend and loose con-
nection (unit side and connector side).
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair the terminal and connector.
2.
CHECK HARNESS FOR OPEN CIRCUIT
1.
Disconnect the connector of unified meter and A/C amp.
2.
Check the resistance between the unified meter and A/C amp. harness connector terminals.
Is the measurement value within the specification?
YES
>> GO TO 3.
NO
>> Repair the unified meter and A/C amp. branch line.
3.
CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the unified meter and A/C amp. Refer to
METER AND A/C AMP. : Diagnosis Procedure"
.
Is the inspection result normal?
YES (Present error)>>Replace the unified meter and A/C amp. Refer to
MWI-163, "Removal and Installa-
.
YES (Past error)>>Error was detected in the unified meter and A/C amp. branch line.
NO
>> Repair the power supply and the ground circuit.
Unified meter and A/C amp. harness connector
Resistance (
Ω
)
Connector No.
Terminal No.
M67
56
72
Approx. 54 – 66
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